1640753394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{3121}}^1\times {\mathrm{12517}}^1$

素因数の和:15650

約数の個数: 32

約数和(自身を含む): 3751794816

約数和(自身を除く): 2111041422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 3121, 6242, 9363, 12517, 18726, 21847, 25034, 37551, 43694, 65541, 75102, 87619, 131082, 175238, 262857, 525714, 39065557, 78131114, 117196671, 234393342, 273458899, 546917798, 820376697, 1640753394]

約数ペア:

[(1, 1640753394), (2, 820376697), (3, 546917798), (6, 273458899), (7, 234393342), (14, 117196671), (21, 78131114), (42, 39065557), (3121, 525714), (6242, 262857), (9363, 175238), (12517, 131082), (18726, 87619), (21847, 75102), (25034, 65541), (37551, 43694)]